Contents

#--
# Copyright (c) 2016-2016, John Mettraux, [e-mail]
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# Made in Japan.
#++


module Tafel

  VERSION = '0.1.0'

  def self.turn(data)

    data = to_array(data)

    if data.all? { |row| row.is_a?(Array) }
      data
    elsif data.all? { |row| row.is_a?(Hash) }
      turn_array_of_hashes(data)
    else
      nil
    end
  end

  protected

  def self.to_array(data)

    data
    #return data.values if data.is_a?(Hash)
    #return Array[data]
  end

  def self.turn_array_of_hashes(data)

    keys = data.inject([]) { |a, row| a.concat(row.keys) }.uniq

    [ keys ] + data.collect { |row| keys.collect { |k| row[k] } }
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
tafel-0.1.0	lib/tafel.rb